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Last seen: Jul 23, 2026
I estimated our usage on the following basis. The most challenging 6h window for us is 4-10pm as it coincides with cooking/meal time (electric oven,...
Agreed that Cosy works best for battery owners, and the savings do not always stack up well versus the battery costs over the 10 year warranty period ...
OK, so if it were a Tesla Powerwall I'd be presenting arguments to the DNO for the full 11.04kWh inverter rating for the battery, keeping the solar on...
We ran on Cosy last winter and we switched off during the peak (4-7pm) and set back over night as the house gets too hot if running constantly, even o...
Please can you clarify what you'd ideally like to achieve. Are you simply seeking to add a battery to your existing setup, or are you also seeking to ...
Correct, the G99 imposes separate limits for the size of the generating equipment (inverter size) and an export limitation. For example, you can apply...
I've noticed lots of love for them on YouTube too - I wonder if it's slightly opportunistic due to the backlash against Elon / Tesla. I think a lot of...
So you already have a 3.68kW inverter / solar install? Only a DNO application will tell you if you've missed the boat and what you are allowed., but...
Almost immediately after install, I had signed of rodent activity - chewed insulation on pipe runs in the loft. They seem to like foam pipe insulation...
We have a Tesla Powerwall 3, recently installed, so I maybe biased. With a Gateway, it will provide full home backup. A separate earth rod must be i...
Having bit the bullet and paid £250 for a service, our service engineer came today so I thought I'd report on the experience. We'd paid for the ASHP...
@heat-pump-newbie as I suspected. I measure/monitor my COP daily, so I think I'd notice pretty quickly unless it was a very slow prolonged leak where ...
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Degrees of Separation
Latest Posts
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
@paulc my view after reading the whole thread is that I...
By Mars , 2 hours ago
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RE: Missing flow temperature in Heat Geek proposal
@jamespa Thanks, will do.
By sttpd1917 , 14 hours ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 15 hours ago
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RE: Air to air bus grant installer anywhere
society and politics require things to be made more com...
By Batpred , 2 days ago
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RE: Existing Solar Panel installation - structural roof calculation check
What will also happen is that they see that there is so...
By EtchedPixels , 2 days ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech can you please assist @blizzardgreen.
By Mars , 2 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
It's a great looking piece of kit and the 5kw is very q...
By avenir , 3 days ago
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RE: Vaillant Arotherm Pro vs new Plus
So with the dedicated Hager CU, flipping the big red bu...
By Batpred , 4 days ago
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Well I usually do it by feel, which is a slight problem...
By Transparent , 5 days ago
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@jeff I am well aware of the riskiness of such investme...
By Toodles , 5 days ago
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Fully understood and entirely reasonable! On the home ...
By JamesPa , 5 days ago
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RE: Electricity price predictions
So I am really having difficulty trying to work out wha...
By bontwoody , 5 days ago
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Ok Well almost certainly it could be used instead of ...
By JamesPa , 6 days ago
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RE: Samsung heat pump - data cable issue
Samsung reference it as "RS485 - COMM" in my manual. ...
By Old_Scientist , 6 days ago
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